K Palaniswami also asked Centre to cancel permission given for conducting a survey for building a new dam in Mullaiperiyar by the Kerala government.

The Tamil Nadu Chief Minister K Palaniswami on Sunday urged Prime Minister Narendra Modi to withdraw the permission accorded to Karnataka for a detailed project report (DPR) on its proposed dam across the Cauvery river at Mekedattu.

In a 92-page memorandum submitted to the Prime Minister, he also requested the Centre to cancel the permission given for conducting a survey for building a new dam in Mullaiperiyar by the Kerala government.

It also sought conferment of ''Bharat Ratna'' on former chief ministers of Tamil Nadu CN Annadurai and J Jayalalithaa.

The memorandum, listing various demands, called for bringing three towns-- Salem, Hosur and Neyveli under the regional air connectivity scheme UDAN.